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Kentucky

$282+ Cheap flights from Idaho Falls (IDA) to Kentucky

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SDF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Idaho Falls to Kentucky

Cheapest flights from Idaho Falls to Kentucky
Explore the most affordable flight options available from Idaho Falls to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:45 amIDA - TYS
2 stops9h 54mUnited Airlines
Sun 1/116:45 amTYS - IDA
2 stops29h 11mUnited Airlines
Deal found 12/16$588
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:45 pmIDA - TYS
1 stop5h 45mUnited Airlines
Mon 12/222:00 pmTYS - IDA
2 stops21h 58mUnited Airlines
Deal found 12/15$703
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:30 pmIDA - CVG
1 stop5h 42mUnited Airlines
Mon 1/53:18 pmCVG - IDA
1 stop7h 56mUnited Airlines
Deal found 12/17$726
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:00 amIDA - SDF
1 stop5h 30mUnited Airlines
Thu 12/183:18 pmSDF - IDA
1 stop7h 56mUnited Airlines
Deal found 12/16$731
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:30 pmIDA - LEX
1 stop5h 43mUnited Airlines
Sun 1/46:00 amLEX - IDA
2 stops18h 59mUnited Airlines
Deal found 12/16$749
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:30 pmIDA - BNA
1 stop5h 29mUnited Airlines
Sun 1/46:05 pmBNA - IDA
1 stop5h 54mUnited Airlines
Deal found 12/16$776
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:40 amIDA - BNA
1 stop5h 41mUnited Airlines
Sun 1/46:05 pmBNA - IDA
1 stop5h 54mUnited Airlines
Deal found 12/16$781
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:40 amIDA - BNA
1 stop5h 41mUnited Airlines
Sat 1/36:01 amBNA - IDA
2 stops16h 13mUnited Airlines
Deal found 12/16$783
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:40 amIDA - CVG
1 stop5h 42mUnited Airlines
Tue 12/308:00 amCVG - IDA
1 stop9h 22mUnited Airlines
Deal found 12/15$791
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:40 amIDA - CVG
1 stop5h 42mUnited Airlines
Sat 1/35:45 pmCVG - IDA
2 stops18h 13mUnited Airlines
Deal found 12/17$796
This Mytrip deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:11 pmIDA - CVG
1 stop14h 55mAllegiant Air
Sat 1/312:16 pmCVG - IDA
1 stop10h 24mAllegiant Air
Deal found 12/17$849
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:00 amIDA - TYS
2 stops11h 10mUnited Airlines
Sun 1/45:45 amTYS - IDA
2 stops19h 14mUnited Airlines
Deal found 12/16$864

Find flight deals from Idaho Falls to Kentucky

Keep the following information in mind while searching for Idaho Falls to Kentucky flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$282
(Alaska Airlines)
Provider with most accurate pricing for Idaho Falls Fanning Field-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Louisville Intl flights.
Search Deals
From Idaho Falls Fanning Field to Kentucky
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Kentucky that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Idaho Falls to Kentucky that are best for you.

Fly from

Idaho Falls

Fly to

Kentucky

Route

Depart

Return

Price

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Wed 1/21

9:00 am-7:49 pm

1 stop8h 49m

Cincinnati Cinci./N. Kentucky

Sat 1/24

8:00 am-6:18 pm

1 stop12h 18m

$282

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sat 1/17

6:58 pm-3:21 pm

1 stop19h 23m

Nashville Intl

Sat 1/24

7:00 am-6:18 pm

1 stop12h 18m

$324

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sat 1/31

6:58 pm-3:21 pm

1 stop19h 23m

Nashville Intl

Sat 2/7

7:00 am-6:18 pm

1 stop12h 18m

$324

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 1/14

5:25 am-2:07 pm

1 stop7h 42m

Nashville Intl

Thu 1/22

4:55 pm-10:57 pm

1 stop7h 02m

$327

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 1/14

2:40 pm-9:50 pm

1 stop6h 10m

Nashville Intl

Sun 1/18

8:22 am-1:30 pm

1 stop6h 08m

$331

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 1/14

2:07 pm-9:21 pm

1 stop6h 14m

Nashville Intl

Sun 1/18

5:15 am-1:37 pm

1 stop9h 22m

$331

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 1/15

1:15 pm-10:30 pm

1 stop8h 15m

Nashville Intl

Thu 1/22

4:55 pm-10:57 pm

1 stop7h 02m

$347

Idaho FallsLouisville

IDA - SDF

IDASDF

Idaho Falls Fanning Field

Sat 1/17

6:30 am-2:26 pm

1 stop5h 56m

Louisville Intl

Wed 1/21

9:00 am-3:31 pm

1 stop8h 31m

$353

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 1/15

6:58 pm-11:57 pm

1 stop27h 59m

Nashville Intl

Thu 1/22

7:00 am-10:59 pm

1 stop16h 59m

$364

Idaho FallsLouisville

IDA - SDF

IDASDF

Idaho Falls Fanning Field

Thu 1/8

2:40 pm-10:24 pm

1 stop5h 44m

Louisville Intl

Mon 1/12

9:00 am-1:30 pm

1 stop6h 30m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 27 results
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Best time to book a flight from Idaho Falls to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Kentucky
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated December 18, 2025.
Read through reviews of airlines operating flights from Idaho Falls to Kentucky, such as United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,091 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
American Airlines
7.2
Good
11,054 reviews
United Airlines
7.4
Good
9,091 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Kentucky?

    For a flight from Idaho Falls to Kentucky, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

  • How long is the flight from Idaho Falls to Kentucky?

    Airlines like Alaska Airlines, Delta, and United Airlines fly from Idaho Falls to Kentucky in about 6h 10m. The time it takes to get you to your destination can typically vary by up to 2h 39m. The distance between Idaho Falls and Kentucky is about 1433 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Idaho Falls to Kentucky?

    While some choose either Idaho Falls Fanning Field - Louisville Intl or Idaho Falls Fanning Field - Cincinnati Cinci./N. Kentucky, Idaho Falls Fanning Field - Nashville Intl is the most popular route from Idaho Falls to Kentucky.

  • Can I find deals for flights from Idaho Falls to Kentucky that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Kentucky?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Kentucky.

  • Can I find deals for business class flights from Idaho Falls to Kentucky?

    Yes. Cheapflights offers flight deals from Idaho Falls to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Idaho Falls to Kentucky

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Top 2 airlines flying from Idaho Falls to Kentucky

Discover the top 2 airlines that operate flights from Idaho Falls to Kentucky. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$433FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$499FlexibilityNo cancel feeOn-time69%

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